Winmail.dat, MSG, MHT Viewer

Letter Opener - Open Winmail.dat, MSG, EML and MHT files.

Open 📎 Winmail.dat, MSG, EML and MHT files easily and securely Letter Opener opens winmail.dat and MSG e-mail files as well as EML email files, right on your Android device. It also opens MHT web archives, the format browsers use for saved web pages. Winmail.dat Viewer — what is a winmail.dat file? Someone sent you a winmail.dat or ATT00001.dat attachment and it won’t open? That happens when Microsoft Outlook or Ex…